CentOS 7的yum源中貌似沒有正常安裝MySQL時的mysql-sever文件,需要去官網上下載
| # wget http://dev.mysql.com/get/mysql-community-release-el7-5.noarch.rpm# rpm -ivh mysql-community-release-el7-5.noarch.rpm# yum install mysql-community-server | 
成功安裝之后重啟mysql服務
| # service mysqld restart | 
初次安裝mysql是root賬戶是沒有密碼的
設置密碼的方法
| # mysql -u rootmysql> set passWord for ‘root’@‘localhost’ = password('mypasswd');mysql> exit | 
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